let data = [
  {
    name: "主题会议测试1",
    conferNo: "544347",
  },
  {
    name: "主题会议测试2",
    conferNo: "544348",
  },

  {
    name: "主题会议测试3",
    conferNo: "544345",
  },
];

//来了一个会议544345
let accessCode = "544345";
let isHave = data.some((item) => item.conferNo == accessCode);
console.log(isHave);
